Home / 5,547,443.20-8,321,164.80-4,539,673.60

Finding the Fourth Proportional to 5,547,443.20, 8,321,164.80 and 4,539,673.60

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Solution

The fourth proportional to 5,547,443.20, 8,321,164.80 and 4,539,673.60 is: 6,809,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547,443.20 : 8,321,164.80 = 4,539,673.60 : x
  2. Step 2: Convert to fraction form
    5,547,443.20/8,321,164.80 = 4,539,673.60/x
  3. Step 3: Cross multiply
    5,547,443.20x = 8,321,164.80 × 4,539,673.60
  4. Step 4: Simplify right side
    5,547,443.20x = 37,775,372,163,809.27
  5. Step 5: Solve for x
    x = 37,775,372,163,809.27/5,547,443.20
  6. Step 6: Final answer
    x = 6,809,510.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.